FROM node:20-alpine AS base

LABEL com.danswer.maintainer="founders@danswer.ai"
LABEL com.danswer.description="This image is the web/frontend container of Danswer which \
contains code for both the Community and Enterprise editions of Danswer. If you do not \
have a contract or agreement with DanswerAI, you are not permitted to use the Enterprise \
Edition features outside of personal development or testing purposes. Please reach out to \
founders@danswer.ai for more information. Please visit https://github.com/danswer-ai/danswer"

# Default DANSWER_VERSION, typically overriden during builds by GitHub Actions.
ARG DANSWER_VERSION=0.3-dev
ENV DANSWER_VERSION=${DANSWER_VERSION}
RUN echo "DANSWER_VERSION: ${DANSWER_VERSION}"

# Step 1. Install dependencies + rebuild the source code only when needed
FROM base AS builder
# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
RUN apk add --no-cache libc6-compat
WORKDIR /app

# pull in source code / package.json / package-lock.json
COPY . .

# Install dependencies
RUN npm ci

# needed to get the `standalone` dir we expect later
ENV NEXT_PRIVATE_STANDALONE true

# Disable automatic telemetry collection
ENV NEXT_TELEMETRY_DISABLED 1

# Environment variables must be present at build time
# https://github.com/vercel/next.js/discussions/14030
# NOTE: if you add something here, make sure to add it to the runner as well
ARG NEXT_PUBLIC_DISABLE_STREAMING
ENV NEXT_PUBLIC_DISABLE_STREAMING=${NEXT_PUBLIC_DISABLE_STREAMING}

ARG NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA
ENV NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA=${NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA}

# allow user to specify custom feedback options
ARG NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS
ENV NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS=${NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS}

ARG NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS
ENV NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS=${NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS}

ARG NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN
ENV NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN=${NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN}

ARG NEXT_PUBLIC_THEME
ENV NEXT_PUBLIC_THEME=${NEXT_PUBLIC_THEME}

ARG NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED
ENV NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED=${NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED}

ARG NEXT_PUBLIC_DISABLE_LOGOUT
ENV NEXT_PUBLIC_DISABLE_LOGOUT=${NEXT_PUBLIC_DISABLE_LOGOUT}

RUN npx next build

# Step 2. Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app

# Remove global node modules, since they are not needed by the actual app
# (all dependencies are copied over into the `/app` dir itself). These
# global modules may be outdated and trigger security scans.
RUN rm -rf /usr/local/lib/node_modules

# Not needed, set by compose 
# ENV NODE_ENV production  

# Disable automatic telemetry collection
ENV NEXT_TELEMETRY_DISABLED 1

# Don't run production as root
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs
USER nextjs

# Add back in if we add anything to `public`
COPY --from=builder /app/public ./public

# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# Environment variables must be redefined at run time
# NOTE: if you add something here, make sure to add it to the builder as well
ARG NEXT_PUBLIC_DISABLE_STREAMING
ENV NEXT_PUBLIC_DISABLE_STREAMING=${NEXT_PUBLIC_DISABLE_STREAMING}

ARG NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA
ENV NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA=${NEXT_PUBLIC_NEW_CHAT_DIRECTS_TO_SAME_PERSONA}

# allow user to specify custom feedback options
ARG NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS
ENV NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS=${NEXT_PUBLIC_POSITIVE_PREDEFINED_FEEDBACK_OPTIONS}

ARG NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS
ENV NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS=${NEXT_PUBLIC_NEGATIVE_PREDEFINED_FEEDBACK_OPTIONS}

ARG NEXT_PUBLIC_THEME
ENV NEXT_PUBLIC_THEME=${NEXT_PUBLIC_THEME}

ARG NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED
ENV NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED=${NEXT_PUBLIC_DO_NOT_USE_TOGGLE_OFF_DANSWER_POWERED}

ARG NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN
ENV NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN=${NEXT_PUBLIC_DEFAULT_SIDEBAR_OPEN}

ARG NEXT_PUBLIC_DISABLE_LOGOUT
ENV NEXT_PUBLIC_DISABLE_LOGOUT=${NEXT_PUBLIC_DISABLE_LOGOUT}

# Note: Don't expose ports here, Compose will handle that for us if necessary. 
# If you want to run this without compose, specify the ports to 
# expose via cli

CMD ["node", "server.js"]

